| quick-witted(adjective, sharp, smart, bright, intelligent) |
| resourceful(adjective, good, keen, sharp, smart) |
| sagacious(adjective, smart, bright, intelligent, sagacious) |
| sage(noun, adjective, authority, expert, sage) |
| savant(noun, authority, expert, sage, genius) |
| scholar(noun, sage, proficient) |
| seasoned(adjective, smart, familiar, sophisticated, wise) |
| shark(noun, authority, master, expert, genius) |
| tactful(adjective, refined, subtle, diplomatic, suave) |
| technician(noun, authority, expert, crackerjack, whiz) |
| wise(adjective, bright, knowledgeable, skilled, qualified) |
| wiz(noun, expert, crackerjack, whiz, prodigy) |
| acolyte(noun, follower) |
| adherent(noun, follower) |
| adherer(noun, follower) |
| agile(adjective, quick, competent, capable, skillful) |
| au fait(expression, adjective, suitable, adequate, competent) |
| brain(noun, authority, intelligence, expert, prodigy) |
| brainy(adjective, good, keen, sharp, smart) |
| cohort(noun, follower) |